v2.01 installation error/notice

( ! ) Notice: Trying to get property of non-object in \Server\wamp\www\zoo\administrator\components\com_osproperty\install.osproperty.php on line 171

( ! ) Notice: Trying to get property of non-object in \Server\wamp\www\zoo\administrator\components\com_osproperty\install.osproperty.php on line 188


( ! ) Notice: Trying to get property of non-object in \Server\wamp\www\zoo\administrator\components\com_osproperty\install.osproperty.php on line 204



Call Stack
# Time Memory Function Location
1 0.0005 702888 {main}( ) ..\index.php:0
2 0.1134 8191096 JAdministrator->dispatch( ) ..\index.php:46
3 0.1183 8711056 JComponentHelper::renderComponent( ) ..\application.php:153
4 0.1274 8757536 JComponentHelper::executeComponent( ) ..\helper.php:357
5 0.1280 8808832 require_once( '\Server\wamp\www\zoo\administrator\components\com_installer\installer.php' ) ..\helper.php:388

6 0.1776 9244256 JController->execute( ) ..\installer.php:22
7 0.1777 9244336 InstallerControllerInstall->install( ) ..\controller.php:754
8 0.1829 9911480 InstallerModelInstall->install( ) ..\install.php:30
9 5.1593 10963272 JInstaller->install( ) ..\install.php:110
10 5.2530 11838856 JInstallerComponent->install( ) ..\installer.php:472
11 11.3703 12552544 com_install( ) ..\component.php:485

Hi,
Thank you for your report, they are only php notice, they won't effect to the work result of the OS Property. But we will hide it in future version.
Regards,
Dam